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Claude Opus 4.7 vs DeepSeek V4 Flash

DeepSeek V4 Flash leads in 2 of 8 categories

Arena ELO

Claude Opus 4.7

Cheaper

DeepSeek V4 Flash

Faster

Tie

Detailed Comparison

CategoryClaude Opus 4.7DeepSeek V4 Flash
ProviderAnthropic DeepSeek
Context Window128K 128K
Input Price ($/1M)N/A $0.14 WIN
Output Price ($/1M)N/A $0.28 WIN
Arena ELO1567 WINN/A
CodingN/A N/A
ReasoningN/A N/A
Speed (tokens/sec)N/A N/A
Open SourceNo Yes

Frequently Asked Questions

Which has a larger context window?

Claude Opus 4.7 supports 128K context, while DeepSeek V4 Flash supports 128K.

Is Claude Opus 4.7 or DeepSeek V4 Flash open source?

Claude Opus 4.7 is proprietary. DeepSeek V4 Flash is open source.

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